<!DOCTYPE html>
<html>

<head>
    <link rel="stylesheet" href="css/style.css">
    <style>
        .form-container {
            width: 50%;
            margin: 0 auto;
            padding: 20px;
            border: 1px solid #ccc;
            border-radius: 5px;
        }

        input[type="text"] {
            width: 100%;
            padding: 5px;
            margin-bottom: 10px;
        }

        input[type="submit"] {
            padding: 5px 10px;
            background-color: #007bff;
            color: #fff;
            border: none;
            cursor: pointer;
        }
    </style>
</head>

<body class="body">
    <div class="form-container">
        <h1>添加学生</h1>
        <form action="/add" method="post">
            <label for="Id">Id:</label>
            <input type="text" name="Id" id="Id"><br>
            <label for="Name">Name:</label>
            <input type="text" name="Name" id="Name"><br>
            <label for="Age">Age:</label>
            <input type="text" name="Age" id="Age"><br>
            <input type="submit" value="添加">
        </form>
    </div>
</body>

</html>